Alert archive / South Dakota / Tornado Warnings in 2010

Tornado Warning 13, NWS Aberdeen, SD

June 16, 2010Dewey County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 16, 2010, 6:54 PM MDT for Dewey County, South Dakota. It was in force for 51 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 16, 2010, 6:54 PM MDT (00:54 UTC)
Expired
Jun 16, 2010, 7:45 PM MDT
In force
51 min
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon

County Dewey County, SD

The radar

The Rapid City radar (KUDX), 167 km from the middle of the area, began a volume at 00:55 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 16, 7:30 PM MDTTSTM WND GST 6412 Wnw Eagle Butte, SDMEASURED WIND GUST AT THE BEAR CREEK RAWS. TIME ESTIMATED FROM RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 16, 6:20 PM MDTTornado WatchSPC8 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 0.9 hours before the alert went out and 174 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Rapid City, SD at 00:00Z on 2010-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2654 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 00:00Z on 2010-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2654 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
1414 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.5
Supercell composite
4.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

490 
WFUS53 KABR 170054
TORABR
SDC041-170145-
/O.NEW.KABR.TO.W.0013.100617T0054Z-100617T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
654 PM MDT WED JUN 16 2010

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL DEWEY COUNTY IN NORTH CENTRAL SOUTH DAKOTA...

* UNTIL 745 PM MDT

* AT 651 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS           
  DANGEROUS STORM WAS LOCATED NEAR DUPREE...AND MOVING NORTHEAST AT  
  25 MPH. TWO TORNADOS WERE REPORTED NEAR DUPREE AROUND 644 MDT WITH 
  THIS STORM.

* THIS TORNADIC STORM WILL BE NEAR...
  GREEN GRASS AROUND 725 PM MDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4538 10147 4517 10106 4501 10149 4520 10150
TIME...MOT...LOC 0054Z 225DEG 20KT 4508 10149

$$
KEARNS
2 follow-up statements
525 
WFUS53 KABR 170059 CCA
TORABR
SDC041-170145-
/O.COR.KABR.TO.W.0013.100617T0054Z-100617T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED
NATIONAL WEATHER SERVICE ABERDEEN SD
654 PM MDT WED JUN 16 2010

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL DEWEY COUNTY IN NORTH CENTRAL SOUTH DAKOTA...

* UNTIL 745 PM MDT

* AT 651 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
  DANGEROUS STORM WAS LOCATED NEAR DUPREE...AND MOVING NORTHEAST AT
  25 MPH. TWO TORNADOS WERE REPORTED NEAR DUPREE AROUND 644 PM MDT
  WITH THIS STORM.

* THIS TORNADIC STORM WILL BE NEAR...
  GREEN GRASS AROUND 725 PM MDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4538 10147 4517 10106 4501 10149 4520 10150
TIME...MOT...LOC 0054Z 225DEG 20KT 4508 10149

$$
KEARNS
378 
WWUS53 KABR 170123
SVSABR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
823 PM CDT WED JUN 16 2010

SDC041-170145-
/O.CON.KABR.TO.W.0013.000000T0000Z-100617T0145Z/
DEWEY SD-
723 PM MDT WED JUN 16 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL DEWEY COUNTY
UNTIL 745 PM MDT...

AT 719 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED NEAR LANTRY...MOVING NORTHEAST AT 25 MPH. SEVERAL 
FUNNEL CLOUDS AND BRIEF TORNADO TOUCHDOWNS HAVE BEEN REPORTED JUST 
WEST OF THE DEWEY COUNTY LINE.

THIS DANGEROUS STORM WILL BE NEAR...
  GREEN GRASS AROUND 745 PM MDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM MDT THURSDAY MORNING
FOR NORTH CENTRAL SOUTH DAKOTA.

LAT...LON 4538 10147 4517 10106 4501 10149 4520 10150
TIME...MOT...LOC 0123Z 225DEG 20KT 4509 10140

$$
KEARNS

The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 6:41 PM MDTSevere Thunderstorm WarningABRDewey64 min
Jun 16, 7:32 PM MDTFlash Flood WarningABRDewey3 hr
Jun 16, 7:45 PM MDTSevere Thunderstorm WarningABRDewey60 min
Jun 16, 8:06 PM MDTTornado WarningABRDewey22 min
Jun 16, 8:44 PM MDTSevere Thunderstorm WarningABRDewey46 min
Jun 16, 9:28 PM MDTSevere Thunderstorm WarningABRDewey62 min
Jun 16, 10:22 PM MDTSevere Thunderstorm WarningABRCampbell, Corson, Dewey, Potter, Walworth38 min
Jun 16, 10:26 PM MDTFlash Flood WarningABRDewey9 hr
Jun 16, 10:41 PM MDTSevere Thunderstorm WarningABRDewey, Stanley49 min
Jun 16, 11:03 PM MDTSevere Thunderstorm WarningABRCampbell, Edmunds, Faulk, McPherson, Potter, Walworth57 min
Jun 17, 7:49 AM MDTAreal Flood AdvisoryABRDewey24 hr
Jun 17, 12:21 PM MDTRiver Flood WarningABRDewey20 hr

Nearby

Tornado Warnings in South Dakota, 2010Every tornado warning in 2010Tornadoes in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.